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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 04199500 Vermilion River near Vermilion OH


Lorain County, Ohio
Hydrologic Unit Code 04100012
Latitude  41°22'55", Longitude  82°19'01" NAD27
Drainage area 262  square miles
Gage datum 594.51 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1949-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 551 332 741 404 363 197 184 69 28 73 166 352
2 447 392 693 431 402 158 102 53 24 48 232 323
3 351 379 590 632 450 131 81 41 50 49 206 287
4 471 308 771 847 313 162 114 44 37 44 114 244
5 442 333 860 831 262 165 522 30 29 30 81 226
6 459 419 737 553 245 183 521 37 36 36 79 319
7 356 420 638 469 300 140 172 52 45 49 75 350
8 211 417 666 529 292 94 109 69 45 55 95 316
9 351 369 674 407 296 137 176 67 59 55 102 263
10 354 489 623 380 340 131 189 57 38 37 87 327
11 326 597 742 466 335 115 231 38 34 28 99 312
12 495 511 796 558 426 138 216 44 28 24 81 331
13 527 453 799 415 379 143 186 50 43 26 75 408
14 386 323 998 458 336 320 125 52 64 35 126 643
15 341 374 1,250 477 352 276 103 42 75 42 177 643
16 330 406 1,020 418 329 208 64 41 40 51 192 332
17 317 548 785 347 221 239 134 39 45 57 189 277
18 454 667 649 282 283 170 205 34 60 63 181 237
19 444 609 766 347 370 145 92 42 43 49 230 216
20 353 455 799 430 264 157 82 98 47 83 215 232
21 305 451 722 405 236 159 75 170 37 94 184 321
22 337 523 587 378 243 233 81 90 34 76 136 447
23 431 566 509 448 203 298 65 61 55 49 169 385
24 530 590 477 485 176 168 56 182 37 60 137 340
25 409 607 418 466 155 216 55 157 29 85 168 368
26 464 581 408 538 312 190 39 105 55 90 211 379
27 534 572 414 380 403 209 64 38 75 92 211 363
28 486 664 476 395 269 163 98 25 93 120 202 365
29 559 223 623 392 230 161 54 39 50 175 253 336
30 658   632 415 169 135 39 32 53 280 230 326
31 518   573   192   64 34   229   483